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9036463 |
Scalable BGP protection from edge node failure using dynamically assigned labels in data packets
In one embodiment, a method comprises detecting, by a provider edge router configured for providing reachability for core network traffic to a prescribed destination address prefix, a backup... |
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9030926 |
Protocol independent multicast last hop router discovery
Disclosed is an apparatus comprising a first network node configured to transmit a first message to a second network node, wherein the first message comprises data designating the first network... |
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9019815 |
Source alive route injection
Multiple redundant sources for a datastream can be established in a network, where the redundant sources are configured with the same source address. One of the redundant sources provides the... |
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9019814 |
Fast failover in multi-homed ethernet virtual private networks
In general, techniques are provided for receiving a first control plane message that indicates the reachability of the second PE network device as a designated forwarder in an Ethernet segment.... |
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8996722 |
Softrouter feature server
A network architecture includes one or more feature servers and control servers in a control plane that is logically separate from a data plane that includes forwarding elements. Feature servers... |
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8988985 |
Internetworking and IP address management in unified MPLS and IP networks
IP addresses are efficiently assigned and advertised across the boundary of two network domains. The two network domains include an access network that implements MPLS-TP and a core network that... |
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8988984 |
Designated forwarder election for VPLS with BGP-based MAC learning
In one embodiment, a network device may participate in an election process to elect one of two or more Provider Edge devices of a Redundancy Group to be a Designated Forwarder for the Redundancy... |
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8982740 |
Wireless communication device for calculating level correction value for transmission signal
In a wireless communication device, in a correction value calculating mode, a control unit flips switches to the “a” sides, a modulation processing unit generates a CW signal as an I channel... |
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8976646 |
Point to multi-point based multicast label distribution protocol local protection solution
In one aspect, the disclosure includes an apparatus comprising a processor configured to function as a merge point (MP) in a point to multi-point (P2MP) backup label switching path (LSP) for a... |
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8971173 |
Methods and apparatus for scalable resilient networks
In some embodiments, an apparatus includes a first controller configured to be operatively coupled within a network having a set of network nodes, a forwarding gateway and a configuration entity.... |
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8971209 |
System to configure and manage routers through wireless communication
A method for configuring a router is disclosed. The method comprises providing router configuration information. The router configuration information is sent to the router over a cellular data... |
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8964758 |
OSPF nonstop routing (NSR) synchronization reduction
A network element is configured to reduce the synchronization costs for implementing Open Shortest Path First (OSPF) Nonstop routing (NSR). The reduced synchronization costs are achieved by... |
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8964532 |
Wireless communication device including a standby radio
A wireless communication device includes more than one radio. A lossless switching module allows for selectively using one of the radios in a standby mode. The switching module allows for... |
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8959201 |
Limiting control traffic in a redundant gateway architecture
Control traffic in a virtual LAN (VLAN) may be reduced. In one implementation, a network device may implement one of a plurality of redundant gateway devices in a virtual router that includes one... |
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8954782 |
System and method for an integrated open network switch
A device includes a first processing unit and a second processing unit. The first processing unit is configured to execute a performance test on the device. The second processing unit is in... |
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8953438 |
Multiple source virtual link reversion in safety critical switched networks
In a system that uses a switched network and virtual links (for example, an AFDX, TT-ETHERNET, or TT-Gigabit ETHERNET switched ETHERNET network), the system is configured so that, for at least one... |
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8953439 |
Separation of control plane functions using virtual machines in network device
Techniques are described for separating control plane functions in a network device using virtual machines. The techniques include initializing multiple virtual machine instances in a control unit... |
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8942217 |
System and method for hierarchical link aggregation
Systems and methods for hierarchical link aggregation are disclosed. A system for hierarchical link aggregation may include a network interface having a plurality of physical ports. A first... |
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8937867 |
Wireless router systems and methods
A communication routing arrangement includes two or more wireless routers coupled to a communication network, and a user device adapted to couple with the communication network through a... |
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8937965 |
Storage system comprising function for migrating virtual communication port added to physical communication port
A switch unit, which is connected to one or more computers and one or more storage systems, comprises an update function for updating transfer management information (a routing table, for... |
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8934348 |
Mesh network connecting wireless routers
A communication routing arrangement includes two or more wireless routers coupled to a communication network, and a user device adapted to couple with the communication network through a... |
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8929375 |
Node apparatus, storage medium and frame transmitting method
When stored identifying information of a transmission target frame and identifying information of a received frame are equal, a node apparatus updates transmission feasibility information stored... |
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8913485 |
Open shortest path first (OSPF) nonstop routing (NSR) with link derivation
OSPF NSR with link derivation synchronization is described. When a network element having an active OSPF instance and a standby OSPF instance attempts to create a FULL adjacency with a neighbor... |
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8908583 |
Method and device for allocating resources in wireless communication system
A method of allocating resources in a wireless communication system is provided. A wireless device which makes a transition between Low Power Consumption (LPC) mode and active mode receives, from... |
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8898293 |
Service offer set publishing to device agent with on-device service selection
A network system comprising memory configured to store a service offer set identifying one or more service plans available to an end-user device, the one or more service plans enabling the... |
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8891358 |
Method for application broadcast forwarding for routers running redundancy protocols
A method for application broadcast forwarding for routers running redundancy protocols in a network is provided. The network includes a first router running at least one program instance of a... |
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8885459 |
System and method for computing a backup ingress of a point-to-multipoint label switched path
Disclosed is an apparatus that includes a path computation element (PCE) configured to communicate with a path computation client (PCC) and compute a backup ingress node for a Point-to-Multipoint... |
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8885562 |
Inter-chassis redundancy with coordinated traffic direction
A method, in a first network element of an inter-chassis redundancy (ICR) system, of cooperating with a second network element of the ICR system to provide ICR. The network elements are coupled by... |
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8886831 |
System and methodology for fast link failover based on remote upstream failures
A method and apparatus that promote expedited fast link failover decisions by and end station with redundant multilayer switching paths to a network are disclosed. In response to detecting a... |
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8879557 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Node apparatus, storage medium and frame transmitting method
When stored identifying information of a transmission target frame and identifying information of a received frame are equal, a node apparatus updates transmission feasibility information stored... |
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8879383 |
Methods and apparatus for improving reliability of point-of-point network connection
A network configuration having multiple network elements and routers using point-to-point network redundancy to improve network reliability and performance is disclosed. A process using... |
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8880657 |
System and method for configuring and managing virtual grids
Some embodiments provide a hosting system for provisioning and managing servers (e.g., virtual servers, dedicated servers). In some embodiments, the hosting system receives a configuration for one... |
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8873398 |
Implementing EPC in a cloud computer with openflow data plane
A method for implementing a control plane of an evolved packet core (EPC) of a third generation partnership project (3GPP) long term evolution (LTE) network in a cloud computing system, including... |
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8873372 |
Method and apparatus for fast reroute in a connection-oriented network
A method and an apparatus for rapidly resuming, at times of failures, network traffic in a connection-oriented network by using an alternative route pre-computed and stored locally in nodes along... |
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8867552 |
Virtual cluster switching
One embodiment of the present invention provides a switch system. The switch includes one or more ports on the switch configured to transmit packets encapsulated based on a first protocol. The... |
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8867361 |
Implementing EPC in a cloud computer with OpenFlow data plane
A method implements a control plane of an evolved packet core (EPC) of a long term evolution (LTE) network in a cloud computing system. A cloud manager monitors resource utilization of each... |
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8867337 |
Structure-aware caching
Techniques for structure-aware caching are provided. The techniques include decomposing a response from an origin server into one or more independently addressable objects, using a domain specific... |
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8867333 |
Restoration path calculation considering shared-risk link groups in mesh networks
A method for determining a restoration path for a new service in a mesh network involves selecting between candidate restoration paths corresponding to a primary path for the new service based on... |
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8848513 |
Seamless overlay connectivity using multi-homed overlay neighborhoods
A communication system enables a node to utilize multiple communication interfaces to connect to an overlay network. The use of multiple communication interfaces provides a redundant overlay... |
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8849938 |
Virtual application delivery chassis system
A method for electing a master blade in a virtual application distribution chassis (VADC), includes: sending by each blade a VADC message to each of the other blades; determining by each blade... |
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8848508 |
Method for the provision of gateway anycast virtual MAC reachability in extended subnets
A method and apparatus is disclosed for providing gateway anycast virtual MAC reachability in extended subnets. When an extended L2 subnet spans more than one geographical location, it is... |
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8842664 |
Chassis management modules for advanced telecom computing architecture shelves, and methods for using the same
A printed circuit board (PCB) for an Advanced Telecommunications Computing Architecture (ATCA) shelf. The ATCA shelf may include a backplane providing a payload power supply and a standby power... |
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8842575 |
Method and apparatus for providing a non-overlapping ring-mesh network topology
Various embodiments provide a method and apparatus of providing a non-overlapping ring-mesh network topology which reduces costs (e.g., the number of network links) while providing resiliency to... |
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8837277 |
Source routing convergence in constrained computer networks
In one embodiment, a source routing device (e.g., root device) pre-computes diverse source-routed paths to one or more nodes in a computer network. Upon receiving a particular packet, the device... |
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8837291 |
Mesh network connecting wireless routers
A communication routing arrangement includes two or more wireless routers coupled to a communication network, and a user device adapted to couple with the communication network through a... |
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8837508 |
Systems and methods for allocating bonding engines in network communications
The present disclosure generally pertains to systems and methods for allocating bonding engines among bonding groups. In one exemplary embodiment, a provision module is configured to allocate... |
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8830821 |
Method for supporting MPLS transport path recovery with multiple protection entities
A system and method for selecting MPLS network transport entities between a first endpoint and a second endpoint are presented. Working and protection entities are selected from a set of available... |
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8830823 |
Distributed control platform for large-scale production networks
Some embodiments provide a program that monitors several network controllers in a network. Each network controller manages a logical data path set that is implemented across several managed... |
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8817594 |
Technique establishing a forwarding path in a network system
A method and network for determining an interconnect node for establishing a forwarding path for service based data within a network system. The method includes assigning, interconnect node status... |
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8811398 |
Method for routing data packets using VLANs
In a method for routing packets between a plurality of switches in a computer network, in which paths between the plurality of switches are identified as a plurality of virtual local area networks... |